lyx_mirror/src/frontends/xforms/FormToc.C

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/**
* \file xforms/FormToc.C
* Copyright 2000-2001 The LyX Team.
* See the file COPYING.
*
* \author Angus Leeming, a.leeming@ic.ac.uk
*/
#include <config.h>
#ifdef __GNUG__
#pragma implementation
#endif
#include "FormToc.h"
#include "xformsBC.h"
#include "ControlToc.h"
#include "forms/form_toc.h"
#include "helper_funcs.h" // getStringFromVector
#include "support/lstrings.h" // frontStrip, strip
#include "debug.h"
#include "gettext.h"
#include FORMS_H_LOCATION
#include <vector>
using std::endl;
typedef FormCB<ControlToc, FormDB<FD_toc> > base_class;
FormToc::FormToc(ControlToc & c)
: base_class(c, _("Table of Contents"))
{}
void FormToc::build()
{
dialog_.reset(build_toc(this));
string const choice =
" " + getStringFromVector(controller().getTypes(), " | ") + " ";
fl_addto_choice(dialog_->choice_toc_type, choice.c_str());
// Manage the cancel/close button
bc().setCancel(dialog_->button_close);
}
void FormToc::update()
{
updateType();
updateContents();
}
ButtonPolicy::SMInput FormToc::input(FL_OBJECT * ob, long)
{
if (ob == dialog_->browser_toc) {
unsigned int const choice = fl_get_browser(dialog_->browser_toc);
if (choice - 1 < toclist_.size() && choice >= 1) {
controller().Goto(toclist_[choice - 1].par->id());
}
return ButtonPolicy::SMI_VALID;
}
if (ob != dialog_->choice_toc_type) {
updateType();
}
updateContents();
return ButtonPolicy::SMI_VALID;
}
void FormToc::updateType()
{
// Update the choice list from scratch
fl_clear_choice(dialog_->choice_toc_type);
string const choice = getStringFromVector(controller().getTypes(), "|");
fl_addto_choice(dialog_->choice_toc_type, choice.c_str());
// And select the correct one
string const type = toc::getType(controller().params().getCmdName());
fl_set_choice(dialog_->choice_toc_type, 1);
for (int i = 1;
i <= fl_get_choice_maxitems(dialog_->choice_toc_type); ++i) {
string const choice =
fl_get_choice_item_text(dialog_->choice_toc_type, i);
if (choice == type) {
fl_set_choice(dialog_->choice_toc_type, i);
break;
}
}
}
void FormToc::updateContents()
{
char const * tmp = fl_get_choice_text(dialog_->choice_toc_type);
if (!tmp) {
fl_clear_browser(dialog_->browser_toc);
fl_add_browser_line(dialog_->browser_toc,
_("*** No Lists ***"));
return;
}
string const type = frontStrip(strip(tmp));
Buffer::SingleList const contents = controller().getContents(type);
if (contents.empty()) {
fl_clear_browser(dialog_->browser_toc);
fl_add_browser_line(dialog_->browser_toc,
_("*** No Lists ***"));
}
// Check if all elements are the same.
if (toclist_ == contents) {
return;
}
// List has changed. Update browser
toclist_ = contents;
unsigned int const topline =
fl_get_browser_topline(dialog_->browser_toc);
unsigned int const line = fl_get_browser(dialog_->browser_toc);
fl_clear_browser(dialog_->browser_toc);
Buffer::SingleList::const_iterator cit = toclist_.begin();
Buffer::SingleList::const_iterator end = toclist_.end();
for (; cit != end; ++cit) {
string const line = string(4 * cit->depth, ' ') + cit->str;
fl_add_browser_line(dialog_->browser_toc, line.c_str());
}
fl_set_browser_topline(dialog_->browser_toc, topline);
fl_select_browser_line(dialog_->browser_toc, line);
}